5065694381 has 4 divisors (see below), whose sum is σ = 5526212064. Its totient is φ = 4605176700.

The previous prime is 5065694371. The next prime is 5065694399. The reversal of 5065694381 is 1834965605.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5065694381 - 2¹⁸ = 5065432237 is a prime.

It is a super-2 number, since 2×5065694381² = 51322519123389946322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5065694311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230258825 + ... + 230258846.

It is an arithmetic number, because the mean of its divisors is an integer number (1381553016).

Almost surely, 2^5065694381 is an apocalyptic number.

It is an amenable number.

5065694381 is a deficient number, since it is larger than the sum of its proper divisors (460517683).

5065694381 is a wasteful number, since it uses less digits than its factorization.

5065694381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460517682.

The product of its (nonzero) digits is 777600, while the sum is 47.

The square root of 5065694381 is about 71173.6916353227. The cubic root of 5065694381 is about 1717.4324388516.

The spelling of 5065694381 in words is "five billion, sixty-five million, six hundred ninety-four thousand, three hundred eighty-one".